Are all items in list the same?
Peter Otten
__peter__ at web.de
Tue Jan 8 03:52:12 EST 2019
Tim Chase wrote:
> def all_equal(iterable):
> i = iter(iterable)
> first = next(i)
> return all(x == first for x in i)
>
> It's undefined for an empty list (well, it throws a StopIteration
> but you can special-case that), but should hand the cases with
> 1 element and 2+ elements (both matching and where any item is not
> the same). It should work on an iterator as well but will consume the
> items in the process.
>
> And I even like how nicely it reads :-)
If that's why you omitted the try...except use
first = next(i, None)
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